currently in napa it's 63 degrees. by tomorrow morning, napa could easily get down to 35 or 38 degrees. look for frost in the morning hours. it'll be a warmer day tomorrow. i'll get back here at 10:35, the specific forecast high for your city and the details for that warming trend in the five day forecast. we'll see you back here. >> working bolts on the bay bridge. coming up in three minutes revealing new information tonight about tests that could have detected those problems years ago. >> plus the first court appearance in an alleged teenage sex assault case. the latest claim that could lead to a civil lawsuit. >>> water service is just beginning to return to several customers after a water main broke around 3:00 this afternoon. it happened on lorenzo avenue across from a high school. only seven customers are affected but that includes the school. no word yet on what caused the pipe to break. >>> new questions are being raised tonight about those failed bolts on the new eastern span of the new bridge. caltrans engine